shichi_test.go

// Copyright (c) 2018, Jack Parkinson. All rights reserved.
// Use of this source code is governed by the BSD 3-Clause
// license that can be found in the LICENSE file.

package special_test

import (
	"testing"

	. "scientificgo.org/special"
	"scientificgo.org/testutil"
)

var casesShi = []struct {
	Label   string
	In, Out float64
}{
	{"", 0, 0},
	{"", 2, 2.5015674333549756},
	{"", 7.9, 202.35036897887048},
	{"", -7.9, -202.35036897887048},
	{"", 9, 518.9391515822219},
	{"", 10, 1246.1144901994232},
	{"", 20, 1.2807826332028294e+07},
	{"", 80, 3.5073000024524e+32},
}

var casesChi = []struct {
	Label   string
	In, Out float64
}{
	{"", 20, 1.28078263320282943610629339487996274627064136343962909e+07},
}

func TestShi(t *testing.T) { testutil.Test(t, tol, casesShi, Shi) }
func TestChi(t *testing.T) { testutil.Test(t, tol, casesChi, Chi) }

/*
func BenchmarkShi(b *testing.B) {
	bench(b, cShi, "",
		func(x []float64) float64 {
			return Shi(x[0])
		})
}
*/